Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Inventor
Henry Toyn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of GB190625472ApublicationCriticalpatent/GB190625472A/en
25,472. Toyn, H. Nov. 12. Bricks and slabs.-Heat non-conducting bricks and slabs are made of a composition consisting of the following ingredients, preferably in the proportions specified, namely: yellow clay 30, asbestos 15, slag-wool 17À5, fossil meal 17À5, papier mÔchÚ 12À5, binding-material, such as hemp or flax waste, 5, and slaked lime 2À5; or the lime may be omitted.
GB190625472D1906-11-121906-11-12Improvements in Non-conducting Compositions for Steam Boilers.
ExpiredGB190625472A
(en)